CN2437371Y - Infrared transmission account-checking device for electronic video game machine - Google Patents
Infrared transmission account-checking device for electronic video game machine Download PDFInfo
- Publication number
- CN2437371Y CN2437371Y CN00250746U CN00250746U CN2437371Y CN 2437371 Y CN2437371 Y CN 2437371Y CN 00250746 U CN00250746 U CN 00250746U CN 00250746 U CN00250746 U CN 00250746U CN 2437371 Y CN2437371 Y CN 2437371Y
- Authority
- CN
- China
- Prior art keywords
- data
- game machine
- infrared ray
- electronic game
- auditing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/10—Office automation; Time management
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
- G06Q40/12—Accounting
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
Landscapes
- Business, Economics & Management (AREA)
- Engineering & Computer Science (AREA)
- Strategic Management (AREA)
- General Business, Economics & Management (AREA)
- Entrepreneurship & Innovation (AREA)
- Economics (AREA)
- Marketing (AREA)
- Finance (AREA)
- Human Resources & Organizations (AREA)
- Physics & Mathematics (AREA)
- Accounting & Taxation (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Technology Law (AREA)
- Data Mining & Analysis (AREA)
- Development Economics (AREA)
- Operations Research (AREA)
- Quality & Reliability (AREA)
- Tourism & Hospitality (AREA)
- Optical Communication System (AREA)
- Mobile Radio Communication Systems (AREA)
- Computer And Data Communications (AREA)
Abstract
The utility model relates to an infrared transmission account checking device for electronic game machines, which is provided with a phone-shaped infrared data querying transceiver which is convenient to carry and operate, and a data storing recorder can be preinstalled on a machine table of every electronic game machine for a phone to transfer corresponding functions by infrared rays. The data storing recorder is provided with the outer wire receiving end of an exposed wire, and the turnover data of every machine table can be stored in a preset memorizer. According to the phone, the data storing recorder of every machine table aims to rapidly collect and operate all the data in an infrared transfer mode. Thus, manual meter reading operation is replaced, and the data in the phone can be transferred to a printing and switching device for a printer to directly list an accumulated or current income report, or a computer device is used for management or account rendering operation.
Description
The utility model is about a kind of electronic game machine infrared transmission device of auditing, after reading each board data, its mat infrared transmission mode directly carries out computing with microprocessor, can print off separately when month, when week, the same day or accumulation form on duty and actual business revenue form, also data can be passed to the computer operation that manages or render an account simultaneously.
Electronic game machine is for showing user mode and number of times, generally can be default that expose demonstration or place the machine intimate counter at body ad-hoc location (generally surface above body), and write down and handle as relevant operation such as auditing for managerial personnel.
No matter and at present both at home and abroad all electronic game machines all use traditional mechanical formula counter and electronic type counter or the TV screen mode of auditing, no matter but use any mode of auditing all must use artificial meter reading method to pursue platform to copy speed slow.If every family sports ground on average is provided with hundred above machines, each board approximately to spend several minutes clock times, as with every day class Three be example, singly be to hand over to the next shift to audit then to need to spend a plurality of hours, necessarily require the guest to suspend recreation when especially checking meter and also can cause quite inconvenience the guest.Use manual metering to be easy to mistranscription simultaneously or play tricks because of human factor.
Moreover, mistake appears in computational tasks after finishing with manual metering especially easily, because of it must copy the account last time account of reducing expenditure with this, mark ratio according to each board converts again, add same sports ground different types of machines charging way difference, artificial calculating after this kind checked meter and adjust operation and not only bother time-consumingly, wrong situation occurring what is heard especially the time.
The purpose of this utility model provides a kind of electronic game machine infrared transmission device of auditing, it is provided with an infrared transceiver that can supply portable to control, and in the default data storage register of each board, directly carry out computing (need only several seconds) after each board data and can read, can (not need to connect in addition computer) separately and print off when month, when all, same day or accumulation form on duty and actual business revenue form by the operation of this infrared transceiver.Simultaneously also data can be passed to computer and manage or report the receipts operation.
For reaching above-mentioned purpose, this creator is in the default data storage register of each electronic game machine, and this data storage register is provided with the transmitting-receiving diode that exposes, and can be with every turnover data storage in the board on the machine plate in the storer.One infrared ray data check transceiver then can be controlled for the data storage register to above-mentioned each board for portable and transmit instructions, and make the stored data of data storage register be passed to infrared ray data check transceiver, this board data is shown on infrared ray data check transceiver, or it is transferred to printing switching device or computer management system with infrared ray data check transceiver.The whole job procedure of auditing can be finished in the extremely short time, and can carry out accurate computing in total system.
Description of drawings:
Fig. 1 is the stereographic map that the utility model infrared ray data check transceiver is made as the mobile phone shape;
Fig. 2 is the infrared ray data check transceiver and the mutual operating state synoptic diagram that is installed in the data storage register on the board of Fig. 1;
Fig. 3 is that the utility model is with the printing equipment of receiving infrared-ray data check transceiver and the printing switching device of device for computer management;
Fig. 4 is the possible embodiments circuit game figure of Fig. 1 infrared ray data check transceiver;
Fig. 5 is the possible embodiments circuit diagram of Fig. 4;
Fig. 6 is the possible embodiments circuit process flow diagram of Fig. 2 data storage register;
Fig. 7 is the possible embodiments circuit diagram of Fig. 6;
Fig. 8 is the possible embodiments circuit process flow diagram that Fig. 3 prints switching device;
Fig. 9 is the possible embodiments circuit diagram of Fig. 8;
Figure 10 is the actual job state synoptic diagram of controlling of the utility model.
At first see also shown in Figure 1, infrared ray data check transceiver 10 of the present utility model can be made as the mobile phone shape and be convenient for carrying and control, this transceiver 10 is except that being provided with necessary microprocessor and interlock circuit in inside, the predeterminable infrared ray sending and receiving end 11 in its end, its surface then has a supervisory keyboard 12 and a liquid crystal display screen 13, and predeterminable power switch 14 and uses the cell apparatus 15 of battery.
Cooperate above-mentioned infrared ray data check transceiver 10, as shown in Figure 2, can install a data storage register 20 respectively at the board of each electronic game machine 90.In illustrated embodiment is that this data storage register 20 is located at the board end face in the peripheral hardware mode, but this installation position and on-fixed, because the transmitting-receiving diode device 21 of data storage register 20 exposes and gets final product, it can be located at the board end face outward as accompanying drawing embodiment, precisely because also can be installed in the inner any transparent appropriate location (as transparent acrylic or face glass back) of board, all not influence its operation function.
In addition, one prints switching device 30, and except that containing the infrared ray sending and receiving end 31 in an end, it is held in addition then can be provided with supply socket 32 respectively, printer Port 33 and computer Port 34.
See also shown in Figure 4, the predeterminable microprocessor 100 of above-mentioned infrared ray data check transceiver 10 internal circuits, and make related keyboard 102, power switch 104 and an oscillating circuit 105 be connected to this microprocessor 100 input ends respectively, this little processing 100 output terminals and transmit the port and then can be connected to a liquid crystal display screen 103 and an infrared ray circuit 101 that can transmit and receive respectively, simultaneously itself and be connected to a perpetual calendar circuit 106 and outside data storer 107 respectively to connect the port.The infrared signal of above-mentioned infrared ray circuit can be connected to a whole wave circuit 108 and be connected to microprocessor 100 through receiving the port.
A: infrared ray data check transceiver 10
Can be made as and have following structure and function according to above-mentioned infrared ray data check transceiver 10 all composed components shown in Figure 5:
One, microprocessor 100
1. external interrupt: when infrared ray data check transceiver 10 will send data storage register 20 or printing equipment 30 to, microprocessor 100 can be divided into a plurality of bit groups with data, deliver in regular turn again and transmit the port, send via infrared ray circuit 101, after a bit group transmission finishes, can produce an external interrupt and tell microprocessor 100 can continue the transmission of next bit group.When the infrared ray circuit 101 of mobile phone 10 receives the data that register 20 transmits, can the pin data deliver to the receiving end of microprocessor 100, produce an external interrupt then, and data is put to formation the extracting of wait routine.
2. internal interrupt
Inner timer can produce the interruption of an inside every fixing interval time, at this moment can go to read some input port, and whether check has keypad 102, if having, each button all can be called out corresponding processing letter formula.When the transmission between mobile phone 10 and register 20 or mobile phone 10 and the printing equipment 30 is failed, have and heavily send requirement, this moment, timer interrupted also can being used for timing a period of time, at this section after the period, if communication is still failed, then finish communication, so as not to falling into infinite loop.
The letter formula
1. require register 20 transmission data
Give register 20 via the infrared ray transfer request command, then receive the data that transmits from register 20, it is presented at liquid crystal screen display 103, and is stored in external memory storage 107.
2. inquiry
Inquiry is stored in the data of external record body 107 every registers 20, and data is presented on the liquid crystal screen display 103.
3. reset the data in the register 20
Transmit setting command and setting value via infrared ray, 20 pairs of do-it-yourselfs of register are set, setting value and the affirmation of passing back will be presented on the liquid crystal screen display 103.
4. transmission data is given and is printed switching device 30
To be stored in the data of external memory storage 107 every registers 20, deliver to via infrared ray and print switching device 30, do the action of seal table.
5. set date, time
Date, the time set are write non-volatility memorizer (perpetual calendar circuit 106), and setting value is presented on the liquid crystal screen display 103.
Two, the outside data storer 107
Static memory, readable writing is provided with micro-current and can stores the bit information, and this storer is used for working as data memory, and capacity is enough to store the data of every register 20.
Three, the infrared ray circuit 101
Four, whole wave circuit 108
In the time of will going out via infrared ray transmission data, can will transmit earlier at the port in bit group data change into the form of infrared signal, when in like manner hot line circuit receives data, to put in order wave circuit 108 earlier and change, reach the reception port again.
Five, the liquid crystal display screen 103
Undersized liquid crystal display screen is used for some information are shown, and so just can provide operation to guide easily, and whether inspects operate as normal.
Six, the perpetual calendar circuit 106
The main element of this circuit is a non-volatility memorizer, readable writing, and there is quartz crystal concussion its outside, offers this storer, can make this memory circuitry be used as the function of clock and watch.Be provided with micro-current, this circuit just can operate as normal.In the time will resetting date, time, only need setting value is write, if will know the present time as long as data value is read.
Seven, keyboard 102
Be an array keyboard, each button all can make the corresponding unique one group of current potential standard of its output port, and so, microprocessor 100 just can read in the output port value of keyboard circuit, judges whether by keyboard, and has pressed what key.
Eight, oscillating circuit 105
One quartz crystal is arranged, and whole oscillating circuit provides microprocessor 100 the required time sequential routine.
Nine, power switch 104
Select during start to use powered battery, then can be during shutdown with the backup lithium battery power supply.
B: data storage register 20
As shown in Figure 6, above-mentioned data storage register 20 inner predeterminable another microprocessor 200 and the infrared ray circuit 201 that can receive and dispatch, an one counting circuit for detecting 202 and an oscillatory circuit 203 can insert the input end of microprocessor 200, and making microprocessor 200 output terminals be connected to infrared ray circuit 201 through transmitting the port, its infrared ray input signal can be connected to microprocessor 200 through a whole ripple device circuit 204.205 confessions of another non-volatile memory circuit write data or read.
Can be made as and have following structure and function according to above-mentioned data storage register 20 all composed components shown in Figure 7;
One. microprocessor 200
Break in service
(1) external interrupt
When register 20 will the transmission data be given mobile phone 10, microprocessor 200 can be divided into several bit groups with data, deliver in regular turn again and transmit the port, send via infrared ray circuit 201, after a bit group transmission finishes, can produce an external interrupt and tell microprocessor can continue the transmission of next bit group.When hot line circuit 201 receives the data that mobile phone 10 transmits, data can be delivered to the reception port of microprocessor 200, produce an external interrupt then, and data is put to formation, wait for the extracting of formula.
(2) internal interrupt
Inner timer can produce the interruption of an inside every fixing interval time, at this moment can prop up and read some input port, check whether to insert coins, open branch, wash branch, action must grade, if have, then can call out corresponding processing letter formula, change the data of register 20 correspondences.When the transmission between register 20 and the mobile phone 10 is failed, have and heavily send requirement, this moment, timer interrupted also can being used for timing a period of time, after the period, if communication is still failed, then finished communication at this section, so as not to falling into infinite loop.
The letter formula
(1) receives mobile phone 10 and transmit request
Infrared ray circuit 201 receives the transmission request that main frame transmits, and gives mobile phone 10 via infrared ray transmission data then.
(2) reset
Infrared ray circuit 201 receives setting command and the setting value that main frame transmits, and then do-it-yourself is set, and is passed back and confirm to give mobile phone 10.
(3) change data
As inserting coins, open branch, wash branch, when moving back action such as coin, the memory content that stores these information can being made change.
(4) shutdown is handled
Data in the register 20 are write non-volatility memorizer, so that read in again during the next time start.
Two. infrared ray circuit 201
The communication of register 20 and mobile phone 10 all is to come the transmission data by the signal that infrared ray circuit 201 produces.Unit of transfer is next bit group.Three. whole wave circuit 204
In the time of will going out via infrared ray transmission data, can will transmit earlier at the port in bit group data change into the form of infra-red signal, when in like manner hot line circuit 201 receives data, to change through whole wave circuit 204 earlier, reach the reception port again.
Four. non-volatility memorizer 205
This storer is non-volatile, and readable writing with the data write store, then read data during start in the time will shutting down.
Five. counter circuit for detecting 202
At set intervals, whether microprocessor 200 can go detecting to insert coins, hold branch, wash branch, move back these four counter status of coin and have or not change, if having, then changes corresponding memory content.
Six. oscillatory circuit 203
One quartz crystal is arranged, and whole oscillatory circuit can provide microprocessor internal the required time sequential routine.
C: print switching device 30
As shown in Figure 8, above-mentioned printing switching device 30 also is provided with a microprocessor 300 and an infrared ray circuit 301 that can transmit and receive, and this infrared ray circuit 301 is also handled input signal via a whole wave circuit 302 and connect side microprocessor 300.One 303 of oscillatory circuits in order to control timing are connected to microprocessor 300 input ends.304 data that transmitted in order to storage infrared ray data check transceiver of another outside data storer.And the output terminal of microprocessor 300, promptly cooperate as shown in Figure 3 Port 33 and 34 can be connected to printer output port 305 or computer COM port 306 respectively.Also promptly, this printing switching device 30 can be connected to printer separately to print off when month, when week, the same day or accumulation form on duty and actual business revenue form; Also it can be connected to the computer operation that manages or render an account.
Can be made as and have following structure and function according to above-mentioned printing switching device shown in Figure 9:
One. microprocessor 300
Break in service
(1) external interrupt
When printing switching device 30 and will the transmission data give mobile phone 10, microprocessor 300 can be divided into several bit groups with data, deliver in regular turn and transmit the port, send via the infrared ray circuit, after a bit group transmission finishes, can produce an external interrupt and tell microprocessor 300 can continue the transmission of next bit group.When the infrared ray circuit of printer circuit receives the data that mobile phone 10 transmits, data can be sent the reception port of microprocessor 300, produce an external interrupt then, and data is put to formation the extracting of wait routine.When printing conversion equipment and will the transmission data give computer, microprocessor 300 can be divided into several bit groups with data, deliver in regular turn and transmit the port, after a bit group transmission finishes, can produce an external interrupt and tell microprocessor 300 can continue the transmission of next bit group.When receiving the data that computer transmits, data can be delivered to the reception port of microprocessor 300, produce an external interrupt then, and data is put to formation, wait routine grasps.
(2) internal interrupt
Inner timer can produce the interruption of an inside every fixing interval time, at this moment can go to read some port, and whether have the request of receiving mobile phone 10 or computer, if having, then can call out corresponding processing letter formula if checking.
The letter formula
(1) seal table request
(2) the transmission request of computer
When receiving the transmission request that computer transmits, can allow computer receive with data via the COM port that reaches computer.
Two. outside data storer 304
Static memory, readable writing is provided with micro-current and can stores the bit information, and this storer is used for working as data memory, and capacity is enough to store the data that mobile phone 10 is sent here.
Three. infrared ray circuit 301
Can come the transmission data by the signal that this infrared ray circuit produces.Unit of transfer is next bit group.
Four. whole wave circuit 302
In the time of will going out via infrared ray transmission data, can will transmit earlier at the port in bit group data change into the form of infra-red signal, when in like manner hot line circuit receives data, to change through whole wave circuit earlier, reach the reception port again.
Five. oscillating circuit 303
One quartz crystal is arranged, and whole oscillatory circuit provides microprocessor the required time sequential routine.
Now please join Figure 10, when the utility model is controlled, can be earlier aim at the data storage register 20 that defaults in board 90 by operator such as A program and hand-held infrared ray data check transceiver shown in Figure 2 10, mat infrared transmission mode reads each board 90 data, all board data of whole recreation ground can all be collected fast through a mode thus, and carry out computing (each board activity duration only needs the several seconds) by microprocessor.This infrared ray data check transceiver 10 can the transmission data give printing switching device 30 shown in Figure 10 B program then, supplies directly to print the data of auditing by a printer 91, or sends out shown in Figure 10 c program and give computer apparatus 92 with data transmission.
The system that audits that the utility model is used in electronic game machine not only need not to change the inner terminated line of electronic game machine, and need not to suspend recreation when controlling, simultaneously can exempt manual metering operation and calculating, operate more rapid and convenient, look into the accurately reliable of the data of getting, be more conducive to carry out the systematized management and the operation of rendering an account, have value on the industry, whence mere formality in accordance with the law proposes utility application.
Claims (7)
1, a kind of electronic game machine infrared transmission device of auditing is characterized in that:
One infrared ray data check transceiver, built-in microprocessor, clock module, storer and liquid crystal display screen can repeat a large amount of storages and computing and writing time; This transceiver is made as and can be provided with control button, power switch in the surface for the mobile phone shape that does line operate, and an end infrared transceiver;
One can be for being installed in each electronic game machine board and every of board being passed in and out data storage in the data storage register of its default storer, the default infrared ray sending and receiving end of exposing of this register, for the instructions of accepting above-mentioned infrared ray data check transceiver transmission, and the internal reservoir data can be passed to above-mentioned infrared ray data check transceiver; And
One contains data is transmitted in the infrared ray sending and receiving end for above-mentioned infrared ray data check transceiver printing switching device.
2, the electronic game machine infrared transmission as claimed in claim 1 device of auditing is characterized in that this data storage register is located at the board outside.
3, the electronic game machine infrared transmission as claimed in claim 1 device of auditing is characterized in that, is built in the transparent position of board in this data storage register.
4, the electronic game machine infrared transmission as claimed in claim 1 device of auditing is characterized in that, single security identification ISN for army building in this data storage register.
5, the electronic game machine infrared transmission as claimed in claim 1 device of auditing is characterized in that this printing switching device connects a printer.
6, the electronic game machine infrared transmission as claimed in claim 1 device of auditing is characterized in that this printing switching device connects a computer apparatus.
7, the electronic game machine infrared transmission as claimed in claim 1 device of auditing is characterized in that this printing switching device can connect a printer and a computer apparatus simultaneously.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00250746U CN2437371Y (en) | 2000-08-25 | 2000-08-25 | Infrared transmission account-checking device for electronic video game machine |
| KR2020000036783U KR200226322Y1 (en) | 2000-08-25 | 2000-12-28 | Audit system for electronic game machines |
| IT2001RM000162U ITRM20010162U1 (en) | 2000-08-25 | 2001-08-24 | AUDIT SYSTEM FOR ELECTRONIC GAME MACHINES. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00250746U CN2437371Y (en) | 2000-08-25 | 2000-08-25 | Infrared transmission account-checking device for electronic video game machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2437371Y true CN2437371Y (en) | 2001-07-04 |
Family
ID=4637292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN00250746U Expired - Fee Related CN2437371Y (en) | 2000-08-25 | 2000-08-25 | Infrared transmission account-checking device for electronic video game machine |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR200226322Y1 (en) |
| CN (1) | CN2437371Y (en) |
| IT (1) | ITRM20010162U1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100446829C (en) * | 2003-03-04 | 2008-12-31 | 阿鲁策株式会社 | Wireless communication terminal part, game device, information managing apparatus and game system |
-
2000
- 2000-08-25 CN CN00250746U patent/CN2437371Y/en not_active Expired - Fee Related
- 2000-12-28 KR KR2020000036783U patent/KR200226322Y1/en not_active IP Right Cessation
-
2001
- 2001-08-24 IT IT2001RM000162U patent/ITRM20010162U1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100446829C (en) * | 2003-03-04 | 2008-12-31 | 阿鲁策株式会社 | Wireless communication terminal part, game device, information managing apparatus and game system |
Also Published As
| Publication number | Publication date |
|---|---|
| ITRM20010162V0 (en) | 2001-08-24 |
| ITRM20010162U1 (en) | 2003-02-24 |
| KR200226322Y1 (en) | 2001-06-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1028922C (en) | System to service processor interface for a tablet computer | |
| CN1053965C (en) | Method and apparatus for electronic meter testing | |
| JP4734084B2 (en) | Game machine | |
| CN1367453A (en) | Game device management system, game device, control method and software recording medium | |
| CN102034076A (en) | Low power multi-core decoder system and method | |
| CN1499348A (en) | Print system and print control method | |
| CN101326796A (en) | Tethered digital butler consumer electronic device and method | |
| CN1199899A (en) | Nonvolatile semiconductor disk device | |
| US5909672A (en) | Activity based time accounting system | |
| CN1858805A (en) | Method for recording cell work information, cell and its electronic product and charger | |
| CN2437371Y (en) | Infrared transmission account-checking device for electronic video game machine | |
| CN2516977Y (en) | Time-division rate electric energy meter with GSM/CDMA radio digital communication device | |
| CN2886685Y (en) | Intelligent transportation management service terminal | |
| CN1374592A (en) | Terminal equipment for maintaining clock/calender information and high read out speed and its real-time clock control method | |
| CN205910838U (en) | Handheld meter recorder | |
| WO2016139811A1 (en) | Installation operation terminal, information processing terminal, and installation management system | |
| CN106327844A (en) | Wireless meter reading system of power-free water meter | |
| US6485306B1 (en) | Locus-recordable portable handwriting device | |
| CN1249444C (en) | Wattmeter | |
| Nkom et al. | Development of a Novel Microcontroller-based data logger | |
| CN1216352C (en) | Wireless communication parking meter and operation method thereof | |
| CN206805555U (en) | A kind of medicine bar code recorder | |
| CN2779487Y (en) | RS-485 network based data input terminal | |
| CN111803914A (en) | Game paddle file automatic learning and APP communication reading and writing method and device | |
| CN201374087Y (en) | Multifunctional voter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |